Exercises

$11\mathrm{.}1$ Part A

Fer$-$Hay Limited manufactures and sells several products. Flush, an organic detoxifier, is one of the products manufactured. You are provided with the following information regarding the standard cost per unit of Flush:

$\backslash$table$[[,,$R$],[$Material Sen,$3kg$@$R10$ per kg$,30],[$Material Cam,$9kg$ @ R$15$ per kg$,135],[$Labour$,6$ clock hours @ R$12$ per hour,$72],[$Fixed overheads,,$58],[$Variable overheads,,$30],[,,325]]$

Fer$-$Hay Limited makes a $10\%$ allowance for idle time.

Following is actual information pertaining to product Flush financial year ending $30$ September $20$X$1$:

Number of units produced: $5000$

Materials:

Purchased Sen: $20000kg$ for R$209000$

Cam: $54000kg$ for R$756000$

Issued

Sen: $18500kg$

Cam: $45500kg$

Labour cost: $30000$ hours clocked at a cost of R$294000$ while work hours amounted to $27600.$

Required:

$($a$)$ Material price, mix and yield variance.

$($b$)$ Labour rate, idle time and efficiency variance.